Building block phone stand



FIG. 1 is a front perspective view showing a building block phone stand;

FIG. 2 is a rear perspective view thereof;

FIG. 3 is a right side view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof;

FIG. 7 is a front plan view thereof; and,

FIG. 8 is a rear plan view thereof. 

CLAIM The ornamental design for a building block phone stand, as shown and described. 